metamaps--metamaps/app/controllers/synapses_controller.rb
2014-02-05 12:37:21 -05:00

137 lines
4.1 KiB
Ruby

class SynapsesController < ApplicationController
include TopicsHelper
before_filter :require_user, only: [:create, :update, :removefrommap, :destroy]
respond_to :html, :js, :json
# GET synapses/:id/json
def json
@current = current_user
@synapse = Synapse.find(params[:id]).authorize_to_show(@current)
if not @synapse
redirect_to root_url and return
end
respond_to do |format|
format.json { render :json => @synapse.selfplusnodes_as_json }
end
end
# POST synapses
def create
@user = current_user
# if the topic exists grab it and return it
if params[:synapse][:grabSynapse] != "null"
@synapse = Synapse.find(params[:synapse][:grabSynapse])
# if not selecting an existing synapse, create it
else
@synapse = Synapse.new()
@synapse.desc = params[:synapse][:desc]
@synapse.topic1 = Topic.find(params[:synapse][:topic1id])
@synapse.topic2 = Topic.find(params[:synapse][:topic2id])
@synapse.permission = "commons"
@synapse.category = "from-to"
@synapse.weight = 5
@synapse.user = @user
@synapse.save
end
if params[:synapse][:map]
@map = Map.find(params[:synapse][:map])
@mapping = Mapping.new()
@mapping.category = "Synapse"
@mapping.user = @user
@mapping.map = @map
@mapping.synapse = @synapse
@mapping.save
#push add to map to realtime viewers of the map
@mapping.message 'create',@user.id
# set the permission of the synapse to whatever the permission of the
#map is
@synapse.permission = @map.permission
@synapse.save
end
respond_to do |format|
format.html { respond_with(@user, location: synapse_url(@synapse)) }
format.js { respond_with(@synapse) }
end
end
# PUT synapses/:id
def update
@current = current_user
@synapse = Synapse.find(params[:id]).authorize_to_edit(@current)
if @synapse
@permissionBefore = @synapse.permission
if params[:synapse]
@synapse.desc = params[:synapse][:desc] if params[:synapse][:desc]
@synapse.category = params[:synapse][:category] if params[:synapse][:category]
@synapse.permission = params[:synapse][:permission] if params[:synapse][:permission]
end
if params[:node1_id] and params[:node1_id][:node1]
@synapse.topic1 = Topic.find(params[:node1_id][:node1])
end
if params[:node2_id] and params[:node2_id][:node2]
@synapse.topic2 = Topic.find(params[:node2_id][:node2])
end
@synapse.save
@permissionAfter = @synapse.permission
#push notify to anyone viewing this synapse on a map in realtime (see mapping.rb to understand the 'message' action)
# if the topic was private and is being switched to PU or CO it is the same as being created for other viewers
if @permissionBefore == "private" and @permissionAfter != "private"
@synapse.message 'create',@current.id
elsif @permissionBefore != "private" and @permissionAfter == "private"
@synapse.message 'destroy',@current.id
else
@synapse.message 'update',@current.id
end
end
respond_to do |format|
format.js
format.json { respond_with(@synapse) }
end
end
# POST mappings/:map_id/:synapse_id/removefrommap
def removefrommap
@user = current_user
@mapping = Mapping.find_by_synapse_id_and_map_id(params[:synapse_id],params[:map_id])
#push notify to anyone viewing same map in realtime (see mapping.rb to understand the 'message' action)
@mapping.message 'destroy',@user.id
@mapping.delete
respond_to do |format|
format.js
end
end
# DELETE synapses/:id
def destroy
@current = current_user
@synapse = Synapse.find(params[:id]).authorize_to_edit(@current)
@synapse.mappings.each do |m|
#push notify to anyone viewing same map in realtime (see mapping.rb to understand the 'message' action)
m.message 'destroy',@current.id
m.delete
end
@synapse.delete if @synapse
end
end